早教吧作业答案频道 -->数学-->
计算下面各题(120-40)×23900-4×13675×(53-48)420-420÷760×(91÷7)153-(87+26)103×7-210(185+315)÷5257-(57+26)
题目详情
计算下面各题
(120-40)×23 | 900-4×136 | 75×(53-48) |
420-420÷7 | 60×(91÷7) | 153-(87+26) |
103×7-210 | (185+315)÷5 | 257-(57+26) |
▼优质解答
答案和解析
(1)(120-40)×23
=80×23
=1840
(2)900-4×136
=900-544
=356
(3)75×(53-48)
=75×5
=375
(4)420-420÷7
=420-60
=360
(5)60×(91÷7)
=60×13
=780
(6)153-(87+26)
=153-113
=40
(7)103×7-210
=721-210
=511
(8)(185+315)÷5
=500÷5
=100
(9)257-(57+26)
=257-57-26
=200-26
=174
=80×23
=1840
(2)900-4×136
=900-544
=356
(3)75×(53-48)
=75×5
=375
(4)420-420÷7
=420-60
=360
(5)60×(91÷7)
=60×13
=780
(6)153-(87+26)
=153-113
=40
(7)103×7-210
=721-210
=511
(8)(185+315)÷5
=500÷5
=100
(9)257-(57+26)
=257-57-26
=200-26
=174
看了 计算下面各题(120-40)...的网友还看了以下:
竖式计算.38×81=42×75=549÷9=153÷3= 2020-04-07 …
脱式计算.(1)2970÷(250×12-2991)(2)15×1421÷(573-566)(3) 2020-04-07 …
(1)大于17而小于37的分数只有27.(2)把153分解质因数是153=3×51.(3)甲数比乙 2020-05-15 …
数学题找规律两个因数的积是两个因数中的数字组成,例如:21*6=126,51*3=153,531* 2020-06-24 …
根据100-51=49,49×4=196,153÷3=51列出综合算式是()A.100-51÷3× 2020-07-18 …
口算.0.75÷5=0.8×12.5=56+44=540÷90=5分之2+4分之1=4分之3×9分 2020-07-18 …
(2012•射洪县)计算.(怎样算简便就怎样算)1.47÷(2-1.02)+0.153.9×3.6 2020-07-18 …
求式子和答案,最好别用方程和平小学买了9副乒乓板和副6羽毛球拍,共付款153.3元.每副乒乓板售价 2020-07-18 …
4(X-3)=9.6从网上查了,都不明白,希望不要和他们一样,都是一样的答案.还有另外几道,答对追 2020-07-18 …
估算我第一239÷3≈452÷9≈318÷8≈97÷5≈202÷5≈118÷3≈153÷3≈82÷ 2020-07-18 …